SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)
mysql error number: 2002
Date: 21.05.2024 @ 06:47
Script: /wbb/editpost.php?postid=16377&sid=f37b5fc120df86d0428f08d9a1f72a49
Referer: http://www.delftseschaaksite.nl/wbb/editpost.php?postid=16377&sid=f37b5fc120df86d0428f08d9a1f72a49