phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '874bff033b2f0308619ca464b49ff4a4' 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 ('874bff033b2f0308619ca464b49ff4a4', -1, 1728109291, 1728109291, '7f000001', 1, 0, 0)

Line : 187
File : sessions.php