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 ('49d7bf5484ad976bb7c39f1aaea81e2d','0','18.189.22.136','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714300496','register.php?sid=cf02afcabd1c257f287037387bd948d3','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: 28.04.2024 @ 12:34
Script: /register.php?sid=cf02afcabd1c257f287037387bd948d3
Referer: