phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f988b6751b7b2e8c39270d779e40b3f' 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 ('9f988b6751b7b2e8c39270d779e40b3f', -1, 1714610802, 1714610802, '12e0216b', -1, 0, 0)

Line : 187
File : sessions.php