diff --git a/libraries/classes/InsertEdit.php b/libraries/classes/InsertEdit.php
index 561107db6b..8b4906bd3a 100644
--- a/libraries/classes/InsertEdit.php
+++ b/libraries/classes/InsertEdit.php
@@ -811,6 +811,7 @@ class InsertEdit
      *
      * @return mixed[] $real_null_value, $data, $special_chars, $backup_field,
      *               $special_chars_encoded
+     * @psalm-return array{bool, string, string, string, string}
      */
     private function getSpecialCharsAndBackupFieldForExistingRow(
         array $currentRow,
@@ -1998,7 +1999,7 @@ class InsertEdit
                 $isColumnProtectedBlob = ($GLOBALS['cfg']['ProtectBinary'] === 'blob' && $column['is_blob'])
                     || ($GLOBALS['cfg']['ProtectBinary'] === 'all')
                     || ($GLOBALS['cfg']['ProtectBinary'] === 'noblob' && ! $column['is_blob']);
-                if ($isColumnProtectedBlob && isset($data)) {
+                if ($isColumnProtectedBlob) {
                     $blobSize = Util::formatByteDown(mb_strlen(stripslashes($data)), 3, 1);
                     if ($blobSize !== null) {
                         [$blobValue, $blobValueUnit] = $blobSize;
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index 284dd39b02..da7dcd7db1 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -4815,11 +4815,6 @@ parameters:
 			count: 1
 			path: libraries/classes/InsertEdit.php
 
-		-
-			message: "#^Parameter \\#1 \\$string of function stripslashes expects string, mixed given\\.$#"
-			count: 1
-			path: libraries/classes/InsertEdit.php
-
 		-
 			message: "#^Parameter \\#1 \\$string of function substr expects string, mixed given\\.$#"
 			count: 1
@@ -4850,16 +4845,6 @@ parameters:
 			count: 1
 			path: libraries/classes/InsertEdit.php
 
-		-
-			message: "#^Parameter \\#11 \\$specialCharsEncoded of method PhpMyAdmin\\\\InsertEdit\\:\\:getValueColumnForOtherDatatypes\\(\\) expects string, mixed given\\.$#"
-			count: 1
-			path: libraries/classes/InsertEdit.php
-
-		-
-			message: "#^Parameter \\#12 \\$data of method PhpMyAdmin\\\\InsertEdit\\:\\:getValueColumnForOtherDatatypes\\(\\) expects string, mixed given\\.$#"
-			count: 1
-			path: libraries/classes/InsertEdit.php
-
 		-
 			message: "#^Parameter \\#2 \\$column of method PhpMyAdmin\\\\ConfigStorage\\\\Relation\\:\\:searchColumnInForeigners\\(\\) expects string, mixed given\\.$#"
 			count: 1
@@ -4880,31 +4865,11 @@ parameters:
 			count: 1
 			path: libraries/classes/InsertEdit.php
 
-		-
-			message: "#^Parameter \\#3 \\$backupField of method PhpMyAdmin\\\\InsertEdit\\:\\:getValueColumnForOtherDatatypes\\(\\) expects string, mixed given\\.$#"
-			count: 1
-			path: libraries/classes/InsertEdit.php
-
 		-
 			message: "#^Parameter \\#3 \\$row of static method PhpMyAdmin\\\\Util\\:\\:getUniqueCondition\\(\\) expects array\\<int, mixed\\>, mixed given\\.$#"
 			count: 1
 			path: libraries/classes/InsertEdit.php
 
-		-
-			message: "#^Parameter \\#3 \\$specialChars of method PhpMyAdmin\\\\InsertEdit\\:\\:getHtmlInput\\(\\) expects string, mixed given\\.$#"
-			count: 1
-			path: libraries/classes/InsertEdit.php
-
-		-
-			message: "#^Parameter \\#4 \\$data of method PhpMyAdmin\\\\ConfigStorage\\\\Relation\\:\\:foreignDropdown\\(\\) expects string, mixed given\\.$#"
-			count: 1
-			path: libraries/classes/InsertEdit.php
-
-		-
-			message: "#^Parameter \\#7 \\$specialChars of method PhpMyAdmin\\\\InsertEdit\\:\\:getValueColumnForOtherDatatypes\\(\\) expects string, mixed given\\.$#"
-			count: 1
-			path: libraries/classes/InsertEdit.php
-
 		-
 			message: "#^Binary operation \"\\-\" between string and 1 results in an error\\.$#"
 			count: 1
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index 4c6a5bbc80..69e6931fde 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -7914,7 +7914,6 @@
     </LessSpecificReturnStatement>
     <MixedArgument>
       <code><![CDATA[$_POST['fields']['multi_edit']]]></code>
-      <code>$backupField</code>
       <code><![CDATA[$columnMime['input_transformation_options']]]></code>
       <code><![CDATA[$column['Extra']]]></code>
       <code><![CDATA[$column['Field']]]></code>
@@ -7949,9 +7948,6 @@
       <code><![CDATA[$currentRow[$column['Field']]]]></code>
       <code><![CDATA[$currentRow[$column['Field']]]]></code>
       <code><![CDATA[$currentRow[$column['Field']]]]></code>
-      <code>$data</code>
-      <code>$data</code>
-      <code>$data</code>
       <code><![CDATA[$extractedColumnspec['enum_set_values']]]></code>
       <code><![CDATA[$extractedColumnspec['spec_in_brackets']]]></code>
       <code><![CDATA[$foreignData['foreign_field']]]></code>
@@ -7966,9 +7962,6 @@
       <code>$rows[$keyId]</code>
       <code>$singleQuery</code>
       <code>$singleQuery</code>
-      <code>$specialChars</code>
-      <code>$specialChars</code>
-      <code>$specialCharsEncoded</code>
       <code><![CDATA[$tmp['Default'] ?? null]]></code>
       <code><![CDATA[$tmp['True_Type']]]></code>
       <code><![CDATA[$transformationPlugin->getScripts()]]></code>