Fix: #13975 - Missing query time in German (fix decimal number format )

Fixes: #13975
Signed-off-by: William Desportes <williamdes@wdes.fr>

libraries/classes/Message.php

@@ -454,7 +454,7 @@ class Message
      */
     public function addParam($param)
     {
-        if ($param instanceof Message) {
+        if ($param instanceof Message || is_float($param) || is_int($param)) {
             $this->params[] = $param;
         } else {
             $this->params[] = htmlspecialchars($param);