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: 26.04.2024 @ 04:39
Script: /board/misc.php?action=viewip&postid=14774&sid=cd223849ba066e5e24dd1fd86f20cff5
Referer: