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`='d46221a32fe2efc8c9e19395b63c057c',`time`='1711647416',`ip`='54.146.154.243',`location`='/calendar.php?action=dayview&calendar=1&year=2018&month=6&day=25',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'