phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f9781c9329aa3401360754db9e77ef8f' 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 ('f9781c9329aa3401360754db9e77ef8f', -1, 1715351101, 1715351101, '12bc0af6', -8, 0, 0)

Line : 187
File : sessions.php