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: 5.3.2-1ubuntu4.26
Date: 02.09.2014 @ 06:10
Script: /anime-manga-japan/anime-a-l/hakuouki-hekketsu-roku-shinsengumi-kitan_t16464/
Referer: