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 ('d2177b0da4f4469e9b8cb4dba7b309d3','0','3.141.166.242','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716059310','misc.php?action=imprint&sid=52b0f3bafbc865cd2fbe39ea5ba6f8b4','0','0','')
mysql error: Duplicate entry 'd2177b0da4f4469e9b8cb4dba7b309d3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 18.05.2024 @ 21:08
Script: /misc.php?action=imprint&sid=52b0f3bafbc865cd2fbe39ea5ba6f8b4
Referer: