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: 27.04.2024 @ 01:23
Script: /board/memberslist.php?sid=1016d27400e5f4ee18359b13da5b8531
Referer: