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 ('82ff909108c42cd12c82a50a5e53a803','0','3.144.2.233','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715975983','misc.php?action=imprint&sid=be2cc91ee1bee6c0ffea10271c48dceb','0','0','')
mysql error: Duplicate entry '82ff909108c42cd12c82a50a5e53a803' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 17.05.2024 @ 21:59
Script: /misc.php?action=imprint&sid=be2cc91ee1bee6c0ffea10271c48dceb
Referer: http://wehrbauten.de/misc.php?action=imprint&sid=be2cc91ee1bee6c0ffea10271c48dceb