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 ('ff2fe7fb1f486fa4f9916400ab1e6a0b', -1, 1579608588, 1579608588, '035320ab', 57, 0, 0)

Line : 187
File : sessions.php