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`='1a008f6e2ce7f8a1dc310415aaa9affa',`time`='1711657625',`ip`='100.26.140.179',`location`='/calendar.php?action=addevent&calendar=1&day=31&month=8&year=2018',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'