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 ('222cb593b4d249632e9219204f385c08','0','18.188.252.23','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714134718','thread.php?threadid=4619&goto=lastpost&sid=98a3dd5d2e23dd2239af0815b21086ea','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 26.04.2024 @ 14:31
Script: /thread.php?threadid=4619&goto=lastpost&sid=98a3dd5d2e23dd2239af0815b21086ea
Referer: