phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb_sessions' is full

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1bdd8c8eb2d1c7eb1c0785f9f36be578', -1, 1574291006, 1574291006, '12d21ce3', 8, 0, 0)

Line : 218
File : sessions.php