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 ('5f5d72a145c6ecaa5c1fd17e51da4dcf', -1, 1573752040, 1573752040, '22eec096', 4, 0, 0)

Line : 187
File : sessions.php