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 ('64f03112f4d387506ee8ce0f1c29e52b','0','3.129.23.30','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715109278','misc.php?action=imprint&sid=45b1064d7169eb752bab8c77fb67144a','0','0','')
mysql error: Duplicate entry '64f03112f4d387506ee8ce0f1c29e52b' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 21:14
Script: /misc.php?action=imprint&sid=45b1064d7169eb752bab8c77fb67144a
Referer: http://wehrbauten.de/misc.php?action=imprint&sid=45b1064d7169eb752bab8c77fb67144a