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 ('079e8023fc4c4576b61f5c9686c69cb8', -1, 1571463025, 1571463025, '12cc3028', 7, 0, 0)

Line : 218
File : sessions.php