phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1c6cde164379f6285b917f237a4d039f' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('1c6cde164379f6285b917f237a4d039f', -1, 1715968600, 1715968600, '12deb800', -4, 0, 0)

Line : 187
File : sessions.php