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 ('009c1c5c802269702ea2225d2c83aaf4','0','18.188.40.207','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713938852','register.php?sid=68e9cf6075472e1f4e4d904ed19f3a84','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: 24.04.2024 @ 08:07
Script: /register.php?sid=68e9cf6075472e1f4e4d904ed19f3a84
Referer: