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 ('f1f5143d21cb8fa86efb856ec1c93c13','0','18.218.156.35','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714788638','index.php?sid=8e6d0eaeebae3a9bae19ce33e0ade654','0','0','')
mysql error: Duplicate entry 'f1f5143d21cb8fa86efb856ec1c93c13' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 04:10
Script: /index.php?sid=8e6d0eaeebae3a9bae19ce33e0ade654
Referer: