phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9d9c19a406e7b5112b9992bc8b8321d2' 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 ('9d9c19a406e7b5112b9992bc8b8321d2', -1, 1714977599, 1714977599, 'c0a80201', 16, 0, 0)

Line : 187
File : sessions.php