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 ('09b7f8f7154e857c58f31e890a02f9f2','0','18.207.160.97','CCBot/2.0 (https://commoncrawl.org/faq/)','1701862782','register.php?sid=ae4d46fad712dc831488a2c605db8702','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: 06.12.2023 @ 12:39
Script: /register.php?sid=ae4d46fad712dc831488a2c605db8702
Referer: