phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1114 The table 'phpbb203_sessions' is full

INSERT INTO phpbb203_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5a2c8b2bc7b7b01e53607b722f9726cb', -1, 1568850337, 1568850337, '12cc0235', 4, 0, 0)

Line : 230
File : sessions.php