phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '521fb9996312ff96cb43f127e9900eca' 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 ('521fb9996312ff96cb43f127e9900eca', -1, 1715894238, 1715894238, '030e877d', -7, 0, 0)

Line : 187
File : sessions.php