INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '48273e95ec7ea7d6bfa89c8304c731b3a3f677a171c9663b826c5696ae4ce5ce', 
    '/50Xjfe2GaiIVcSa7NL9CZewaee8tKarKog2N5y0AjY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)