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 ('bb551a5698c1ec366c4a33197ff75390','0','3.21.104.109','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714270126','board.php?boardid=38&sid=49b17c1354c1c541d4613824e00e8019','0','0','')
mysql error: Duplicate entry 'bb551a5698c1ec366c4a33197ff75390' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 28.04.2024 @ 04:08
Script: /board.php?boardid=38&sid=49b17c1354c1c541d4613824e00e8019
Referer: http://wehrbauten.de/board.php?boardid=38&sid=49b17c1354c1c541d4613824e00e8019