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 ('52ab088dae6a1eca0fddb5dfd467a9c6','0','3.22.112.166','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715629762','jgs_galerie.php?sid=abe0897c397d150f47eea2b5dfa54200','0','0','')
mysql error: Duplicate entry '52ab088dae6a1eca0fddb5dfd467a9c6' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 21:49
Script: /jgs_galerie.php?sid=abe0897c397d150f47eea2b5dfa54200
Referer: