phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5555c358a2fc5159f3140cc85c3ab768' 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 ('5555c358a2fc5159f3140cc85c3ab768', -1, 1714901921, 1714901921, '12777d07', -1, 0, 0)

Line : 187
File : sessions.php