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 ('a64df7070f142c91a3703ea8158c6cf3','0','18.220.85.96','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1738519501','team.php&sid=86d2e03c77b592219e47d7b2a1e26dd5','0','0','')
mysql error: Duplicate entry 'a64df7070f142c91a3703ea8158c6cf3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 02.02.2025 @ 19:05
Script: /index.php/team.php&sid=86d2e03c77b592219e47d7b2a1e26dd5
Referer: