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`='cd6be4b4de0f0e04d779cfe8f2278c57',`time`='1711625688',`ip`='18.209.63.120',`location`='/calendar.php?action=dayview&calendar=1&year=2017&month=8&day=14',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'