SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Invalid SQL: DELETE FROM bb3_sessions WHERE userid='0' AND ipaddress = '18.207.254.88' AND useragent = 'CCBot/2.0 (https://commoncrawl.org/faq/)'
mysql error: DELETE command denied to user 'DB13394'@'localhost' for table 'bb3_sessions'
mysql error number: 1142
Date: 03.06.2020 @ 04:17
Script: /fitnessboard/mfc/
Referer: