phpBB : Erro Crítico

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO f_activesessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5023070aaf36187b94c870823f49af56', -1, 1763177824, 1763177824, '12610e54', -11, 0, 0)

Line : 187
File : sessions.php