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 ('ca51b7f81eee98520e0f8f011284453c', -1, 1574020007, 1574020007, '035d4bf2', 5, 0, 0)

Line : 218
File : sessions.php