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 ('4ebf1b0a3fd57b83f3cbbb4f2e055856', -1, 1573748309, 1573748309, '22eec096', 8, 0, 0)

Line : 187
File : sessions.php