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`='2131ba49e50b2d6a29ac34fb96ee267a',`time`='1711718689',`ip`='3.227.229.194',`location`='/showthread.php?tid=9&pid=32&mode=threaded',`useragent`='claudebot',`location1`='3',`location2`='9',`nopermission`='0'