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`='1d88d3011d609be4f690d365de1d7f3c',`time`='1711655986',`ip`='3.215.183.194',`location`='/calendar.php?action=dayview&calendar=1&year=2017&month=5&day=15',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'