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`='2a2e6626cbcbc9f74f029e5edfad6ab5',`time`='1711694188',`ip`='54.146.97.79',`location`='/showthread.php?tid=2&pid=2&mode=threaded',`useragent`='claudebot',`location1`='3',`location2`='2',`nopermission`='0'