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`='d387ba5003a515fa487f0dddc5bfd3e7',`time`='1711705578',`ip`='54.225.56.41',`location`='/calendar.php?action=dayview&calendar=1&year=2017&month=2&day=16',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'