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 @ 16:00
Script: /board/memberslist.php?sid=475e292dd966b0d70f48c56fb4f2ddaf
Referer: