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 ('769ed8e9b3e7dfd7337ad3c5c621ddfc', -1, 1529479474, 1529479474, '36a2e0b0', 9, 0, 0)

Line : 219
File : sessions.php