MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1062 - Duplicate entry '0' for key 'uid'
Query:
REPLACE INTO mybb_sessions SET `uid`='0',`sid`='0e4d924a013c7577393270ceda782a7a',`time`='1710820099',`ip`='54.227.136.157',`location`='/showthread.php?mode=threaded&tid=9&pid=19',`useragent`='claudebot',`location1`='3',`location2`='9',`nopermission`='0'