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`='05a2c69fd7a11aad25f619fbb20a8485',`time`='1711692584',`ip`='44.211.188.101',`location`='/showthread.php?mode=linear&tid=9&pid=23',`useragent`='claudebot',`location1`='3',`location2`='9',`nopermission`='0'