phpBB by Przemo : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2487e8fcd776326317168b4f63273308' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('2487e8fcd776326317168b4f63273308', -1, 1784655234, 1784655234, 'd849d849', -9, 0)

Line : 337
File : sessions.php