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 ('dabbcd043740903f5db752db8a6c65f6','0','3.139.81.210','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715451050','report.php?postid=2390&sid=ed8688cb7f065c5f8d08e675879d71cd','0','0','')
mysql error: Duplicate entry 'dabbcd043740903f5db752db8a6c65f6' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 20:10
Script: /report.php?postid=2390&sid=ed8688cb7f065c5f8d08e675879d71cd
Referer: http://wehrbauten.de/report.php?postid=2390&sid=ed8688cb7f065c5f8d08e675879d71cd