phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'd4f8ac4d4be3fe9fe5bf18ef39b6e4be' 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 ('d4f8ac4d4be3fe9fe5bf18ef39b6e4be', -1, 1761220454, 1761220454, 'd849d8df', -9, 0, 0)

Line : 187
File : sessions.php