phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f00f47234bf89255963a93dded6d4eb' 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, priv_session_id) VALUES ('9f00f47234bf89255963a93dded6d4eb', -1, 1714286307, 1714286307, 'ac467e99', 16, 0, 0, '4f5d029de9f77638c0fa0f354cc4db53')

Line : 187
File : sessions.php