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 ('1d27b6ff29dbb17876c164ce0ad453ca','0','13.58.142.212','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715904975','login.php?sid=85542bb640ee47af6b372c24b14ab879','0','0','')
mysql error: Duplicate entry '1d27b6ff29dbb17876c164ce0ad453ca' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 17.05.2024 @ 02:16
Script: /login.php?sid=85542bb640ee47af6b372c24b14ab879
Referer: http://wehrbauten.de/login.php?sid=85542bb640ee47af6b372c24b14ab879