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: 29.03.2024 @ 11:31
Script: /board/misc.php?action=faq&sid=b706171fd0951c7e3eab0a417ca4634b
Referer: