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`='e966d0f25b7cb7fe98e40ef1a96cb126',`time`='1711629141',`ip`='44.212.26.248',`location`='/calendar.php?action=dayview&calendar=1&year=2017&month=7&day=16',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'