SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: Too many connections
mysql error number: 1040
Date: 24.05.2024 @ 16:06
Script: /usercp.php?action=buddy&add=306&sid=23cc3f0ab22224cb07cd4275f4bd1b5f
Referer: