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`='54e1fe642f001fc362249e48c4fdd12b',`time`='1710832503',`ip`='44.213.80.174',`location`='/showthread.php?tid=9&pid=35&mode=threaded',`useragent`='claudebot',`location1`='3',`location2`='9',`nopermission`='0'