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`='ffb094bfba704f8edb86851094cc22ce',`time`='1711613916',`ip`='35.175.212.5',`location`='/calendar.php?action=addevent&calendar=1&day=22&month=10&year=2018',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'