phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f999dcd2377b0edb6b6da46698a29d6' 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 ('9f999dcd2377b0edb6b6da46698a29d6', -1, 1715145115, 1715145115, '038d2fdd', -4, 0, 0)

Line : 187
File : sessions.php