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`='9a67c73fcd74e51066f9c9bfd60e5979',`time`='1711660080',`ip`='54.196.27.171',`location`='/calendar.php?action=dayview&calendar=1&year=2018&month=9&day=2',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'