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`='e7423d0201e7ec484fe1be43c3fbbdcd',`time`='1711720541',`ip`='34.231.109.23',`location`='/calendar.php?action=addevent&calendar=1&day=4&month=9&year=2018',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'