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: 16.05.2024 @ 01:34
Script: /wbb2/editpost.php?postid=925424&sid=af0355c0128c2214a35c1e02dc5befac
Referer: