SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Invalid SQL: DELETE FROM bb1_sessions WHERE userid='0' AND ipaddress = '54.145.208.160' AND useragent = 'CCBot/2.0 (http://commoncrawl.org/faq/)'
mysql error: DELETE command denied to user 'web205'@'localhost' for table 'bb1_sessions'
mysql error number: 1142
mysql version: 5.7.16
php version: 5.2.17-0.dotdeb.0
Date: 29.03.2017 @ 20:56
Script: /gnetboard/thread.php?goto=lastpost&threadid=8135
Referer: