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 ('983f14e33a5dd9c686f6e3e40acec815','0','18.226.187.28','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715662377','misc.php?action=imprint&sid=afe8a9311099b9b31be2087f04e5b97f','0','0','')
mysql error: Duplicate entry '983f14e33a5dd9c686f6e3e40acec815' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 06:52
Script: /misc.php?action=imprint&sid=afe8a9311099b9b31be2087f04e5b97f
Referer: