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`='f989a4eed0d955187791b32aaa4b2875',`time`='1508377108',`ip`='54.224.197.86',`location`='/forum/member.php?action=profile&uid=278051',`useragent`='CCBot/2.0 (http://commoncrawl.org/faq/)',`location1`='0',`location2`='0',`nopermission`='0'