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`='72b1eecf712f4ff3cff4aa3da9d8d238',`time`='1711636862',`ip`='3.81.97.37',`location`='/calendar.php?action=dayview&calendar=1&year=2017&month=11&day=30',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'