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`='b52ed49860eed69cbd8205bf6f36e1a3',`time`='1711614509',`ip`='3.90.242.249',`location`='/calendar.php?action=addevent&calendar=1&day=30&month=9&year=2018',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'