SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: The server requested authentication method unknown to the client
mysql error number: 2054
Date: 03.05.2024 @ 23:44
Script: /board/misc.php?action=faq&sid=bf9bbe54aea80a8e269659b6d0c5e1f7
Referer: