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 ('da60aa6c532a4430e85f522ef5dc6f65','0','18.117.109.148','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715820197','misc.php?action=imprint&sid=f117374b50a29d20c25ee1588b5b19af','0','0','')
mysql error: Duplicate entry 'da60aa6c532a4430e85f522ef5dc6f65' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 02:43
Script: /misc.php?action=imprint&sid=f117374b50a29d20c25ee1588b5b19af
Referer: http://wehrbauten.de/misc.php?action=imprint&sid=f117374b50a29d20c25ee1588b5b19af