phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4784c9e2678b6ea0dc67b40c466dc731' 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 ('4784c9e2678b6ea0dc67b40c466dc731', -1, 1714577929, 1714577929, '12dc0b22', 3, 0, 0)

Line : 187
File : sessions.php