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 ('3cd63fbeb9dd8320893b4b57af6ef167','0','18.217.20.90','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715590347','login.php?sid=3a75df160ad9dfe41477437417de727e','0','0','')
mysql error: Duplicate entry '3cd63fbeb9dd8320893b4b57af6ef167' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 10:52
Script: /login.php?sid=3a75df160ad9dfe41477437417de727e
Referer: