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`='4d58a9ea08c7f8f6d42642a5aaf26b07',`time`='1711626763',`ip`='18.232.88.17',`location`='/calendar.php?action=addevent&calendar=1&day=2&month=8&year=2017',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'