phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '278bffc22710857a7d50c2b7a833a5b8' 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 ('278bffc22710857a7d50c2b7a833a5b8', -1, 1714327494, 1714327494, '0391a607', 1, 0, 0)

Line : 187
File : sessions.php