phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c9fb67e17a9f8451a1d2e4c08791005c', -1, 1717265949, 1717265949, '0311a21a', -11, 0, 0)

Line : 187
File : sessions.php