What is the content of the review under the title "really interesting!" and is created on 2018-04-24 at 12:05:16?
"really interesting" is the title of review;  created on 2018-04-24 at 12:05:16 refers to created_at = '2018-04-24T12:05:16-07:00'
SELECT content FROM reviews WHERE title = 'really interesting!' AND created_at = '2018-04-24T12:05:16-07:00'