SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: DELETE FROM bb10_adminsessions WHERE userid=0 AND lastactivity<1524760794
mysql error: Table 'usr_web1_3.bb10_adminsessions' doesn't exist
mysql error number: 1146
mysql version: 4.0.15
php version: 4.3.10
Date: 26.04.2018 @ 19:19
Script: /community/calendar.php?sid=b8d65622fa44c4e01c7958b1cb7e2192
Referer: