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 ('0ec6c984334e1f24dc5390b37fd54c34','0','18.233.223.189','claudebot','1711676642','register.php?sid=ff23d0fcf5c5d6ca501bac7e3937d1ed','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: 29.03.2024 @ 02:44
Script: /register.php?sid=ff23d0fcf5c5d6ca501bac7e3937d1ed
Referer: