MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1062 - Duplicate entry '0' for key 'location1'
Query:
REPLACE INTO mybb_sessions SET `uid`='0',`sid`='91da35ffeb44fadf7b5bafec6bba5cce',`time`='1711707196',`ip`='3.236.81.4',`location`='/calendar.php?action=addevent&calendar=1&day=27&month=12&year=2018',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'