SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Link-ID == false, connect failed
mysql error: Too many connections
mysql error number: 1040
mysql version: unknown
php version: 5.3.2-1ubuntu4.28
Date: 26.08.2016 @ 03:22
Script: /lifestyle/digital-world/shining-force-neo_t11983/
Referer: