phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b4c401891a81948c35ab67f700c6c10f' for key 'PRIMARY'

INSERT INTO phpbb_Alfa_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b4c401891a81948c35ab67f700c6c10f', -1, 1715165717, 1715165717, '038d2fdd', -9, 0, 0)

Line : 189
File : sessions.php