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 ('bc46c8e72a2988e258ff0a3b2f85ef79', -1, 1574024690, 1574024690, '035d4bf2', 62, 0, 0)

Line : 218
File : sessions.php