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 ('b0accb14e114490e13f7498603e300bd','0','3.128.206.68','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715685237','addreply.php?postid=3046&sid=0756dfeb1b22e58030b2ce736ed0c72e','0','0','')
mysql error: Duplicate entry 'b0accb14e114490e13f7498603e300bd' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 14.05.2024 @ 13:13
Script: /addreply.php?postid=3046&sid=0756dfeb1b22e58030b2ce736ed0c72e
Referer: http://wehrbauten.de/addreply.php?postid=3046&sid=0756dfeb1b22e58030b2ce736ed0c72e