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`='9bb2e9b56a7584ddc3804d241824248a',`time`='1711616163',`ip`='18.209.209.246',`location`='/calendar.php?action=addevent&calendar=1&day=2&month=8&year=2018',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'