SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: Too many connections
mysql error number: 1040
Date: 17.05.2024 @ 23:33
Script: /wbblite/usercp.php?action=buddy&add=5&sid=3bab2563cb3a20c52d334d07c178dca2
Referer: