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`='e4c4d2e1e85b175280059b9abf6c9055',`time`='1498169267',`ip`='54.81.154.223',`location`='/forum/member.php?action=profile&uid=278466',`useragent`='CCBot/2.0 (http://commoncrawl.org/faq/)',`location1`='0',`location2`='0',`nopermission`='0'