phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '51f689f434f7c168f364d19ce7589934' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('51f689f434f7c168f364d19ce7589934', -1, 1753864644, 1753864644, 'd849d851', -9, 0, 0)

Line : 283
File : sessions.php