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`='f27470efe06584e8392c8b44ad0de14c',`time`='1711624527',`ip`='44.200.40.97',`location`='/calendar.php?action=dayview&calendar=1&year=2017&month=7&day=14',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'