phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c9c747eb042ec5f8e3ee0818f78ae47f' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c9c747eb042ec5f8e3ee0818f78ae47f', -1, 1715790907, 1715790907, '0391407e', -1, 0, 0)

Line : 187
File : sessions.php