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`='f9df1d877cc04f0a6dd33732a4d393fe',`time`='1505892790',`ip`='54.224.158.232',`location`='/forum/member.php?action=profile&uid=277408',`useragent`='CCBot/2.0 (http://commoncrawl.org/faq/)',`location1`='0',`location2`='0',`nopermission`='0'