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`='cb2e102a7d618563e54e38e71c9d6227',`time`='1710816044',`ip`='44.221.43.208',`location`='/showthread.php?tid=9&action=nextnewest',`useragent`='claudebot',`location1`='3',`location2`='9',`nopermission`='0'