INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4db81cb34b9663e3c474fd7119c306c851228af7def9488abdfa34566b0103b', 
    '6u2Fz1QC9oekxTpJhkWD3BjkRQR8EuhXVuh5fpXhIWw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)