Changed bindParam to bindValue

controll_2.php

@@ -54,7 +54,7 @@
     function sqlite3Exists($table,$col,$val){
         global $DB_CON;
         $query = $DB_CON->prepare("SELECT 1 FROM $table WHERE $col = :val LIMIT 1");
-        $query->bindParam(':val', $val);
+        $query->bindValue(':val', $val);
         return (bool) $query->execute()->fetchArray();
     }
     function sqlite3Exec($query){