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 ('17653ec36d9cb1b5d219e1534adcbc47','0','3.134.118.95','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714606886','index.php?sid=2971557cea45cd6a6275e321da2df71c','0','0','')
mysql error: Duplicate entry '17653ec36d9cb1b5d219e1534adcbc47' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 01:41
Script: /index.php?sid=2971557cea45cd6a6275e321da2df71c
Referer: http://wehrbauten.de/index.php?sid=2971557cea45cd6a6275e321da2df71c