SQL-DATABASE ERROR

Database error in (): Link-ID == false, connect failed
mysql error:
mysql error number:
mysql version: unknown
php version: 7.4.33-nmm5
Date: 19.07.2024 @ 11:22
Script: /wbb2/index.php/banner/js/sbox_img/images/icons/portalboxen/board.php?boardid=111%3Fsid%3Dbe6d3f4af16f8984453a112645c42722
Referer: