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`='4aff35e55b667ca8869dc86c08c958dd',`time`='1711694369',`ip`='3.91.11.30',`location`='/calendar.php?action=addevent&calendar=1&day=30&month=10&year=2018',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'