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`='de5f89e76ff49174522b3fcab3a1e391',`time`='1711661950',`ip`='100.26.35.111',`location`='/calendar.php?action=dayview&calendar=1&year=2018&month=11&day=16',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'