Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1 in /home/marcbroos01/public_html/opleidingengids.be/opleidingen.php:154 Stack trace: #0 /home/marcbroos01/public_html/opleidingengids.be/opleidingen.php(154): mysqli_query() #1 {main} thrown in /home/marcbroos01/public_html/opleidingengids.be/opleidingen.php on line 154