SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('ab2839659c0f61dd7a922dfe5f13d247','0','3.133.111.85','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715074956','team.php?sid=f1376217d170356416a22af2a3651aed','0','0','')
mysql error: Duplicate entry 'ab2839659c0f61dd7a922dfe5f13d247' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.33-0ubuntu0.16.04.1
php version: 5.6.40
Date: 07.05.2024 @ 11:42
Script: /team.php?sid=f1376217d170356416a22af2a3651aed
Referer: