SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Invalid SQL: DELETE FROM bb1_adminsessions WHERE userid=0 AND lastactivity<1714025511
mysql error: DELETE command denied to user 'web205'@'localhost' for table 'bb1_adminsessions'
mysql error number: 1142
mysql version: 5.7.25
php version: 5.5.38
Date: 25.04.2024 @ 11:28
Script: /gnetboard/register.php?sid=a388fcf09c1221f309ae25e2e2a09443
Referer: