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 ('15a43d82686fc972b68759542bf0277b','0','44.220.249.141','CCBot/2.0 (https://commoncrawl.org/faq/)','1701353476','impressum.php','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: 30.11.2023 @ 15:11
Script: /impressum.php
Referer: