phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '904cda19a6c0f31029a4fe7b14616ccf' 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 ('904cda19a6c0f31029a4fe7b14616ccf', -1, 1715779973, 1715779973, '0393514c', 20, 0, 0)

Line : 187
File : sessions.php