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 ('10b055d9b7c50924b053ef370be4615d','0','3.135.183.89','claudebot','1713486809','register.php?sid=bc043207629ede8fbc23e1493af4d1af','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: 19.04.2024 @ 02:33
Script: /register.php?sid=bc043207629ede8fbc23e1493af4d1af
Referer: