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 ('7e9ab19bed0f31a53cb2cf9fb3445938','0','3.17.74.55','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715549905','jgs_galerie.php?sid=d66149d4706ca20f334d9c97019cc47c','0','0','')
mysql error: Duplicate entry '7e9ab19bed0f31a53cb2cf9fb3445938' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 23:38
Script: /jgs_galerie.php?sid=d66149d4706ca20f334d9c97019cc47c
Referer: http://wehrbauten.de/jgs_galerie.php?sid=d66149d4706ca20f334d9c97019cc47c