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 ('e0253c6d68c7e56387c33d4255387932','0','3.142.144.40','claudebot','1713486987','register.php?sid=983162ee2b61e9dcc904f2c5400c847b','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 @ 02:36
Script: /register.php?sid=983162ee2b61e9dcc904f2c5400c847b
Referer: