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 ('8cc30b2a09a2ecb0dedb5dddd0000fad','0','18.220.16.184','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714680099','usercp.php?action=addsubscription&boardid=97&sid=6870b48e2e5e07afacb4fa2ebfba5248','0','0','')
mysql error: Duplicate entry '8cc30b2a09a2ecb0dedb5dddd0000fad' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 02.05.2024 @ 22:01
Script: /usercp.php?action=addsubscription&boardid=97&sid=6870b48e2e5e07afacb4fa2ebfba5248
Referer: