phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b9f0c0fcfe08e7e1b19f934a2f2d9796' for key 'PRIMARY'

INSERT INTO phpbb1_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b9f0c0fcfe08e7e1b19f934a2f2d9796', -1, 1714314276, 1714314276, '12759e2f', -7, 0, 0)

Line : 187
File : sessions.php