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`='4ff82352a0b82315a0d4cfe560ee14c7',`time`='1711618581',`ip`='52.55.214.236',`location`='/calendar.php?action=dayview&calendar=1&year=2017&month=4&day=6',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'