phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '454a1981c2ccd80ba2685accef44e030' 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 ('454a1981c2ccd80ba2685accef44e030', -1, 1715780600, 1715780600, '1275b8bd', -4, 0, 0)

Line : 187
File : sessions.php