SQL-DATABASE ERROR

Database error in (): Link-ID == false, connect failed
mysql error:
mysql error number:
mysql version: unknown
php version: 7.4.33
Date: 22.05.2024 @ 07:04
Script: /wbb2/misc.php?action=datenschutz&sid=1d12b7715f4c1987803f27e6e765b736
Referer: