"Mon, 16 Sep 2024 19:45:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
19:45:40
General datetime
2024-09-16 19:45:40Z
For Database
2024-09-16 19:45:40
For HTTP1.1
Mon, 16 Sep 2024 19:45:40 GMT