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 ('f25453cc69f214c032ed6bc91cf89d7f','0','3.136.233.222','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715717519','jgs_galerie.php?sid=9b02616abfa19d9b9f80deb0a44eee64','0','0','')
mysql error: Duplicate entry 'f25453cc69f214c032ed6bc91cf89d7f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 22:11
Script: /jgs_galerie.php?sid=9b02616abfa19d9b9f80deb0a44eee64
Referer: