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`='c87f8aca8cb40166db6e66f5d34ecaa6',`time`='1711624226',`ip`='54.158.248.39',`location`='/calendar.php?action=dayview&calendar=1&year=2018&month=5&day=11',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'