"Mon, 23 Sep 2024 17:37:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
17:37:55
General datetime
2024-09-23 17:37:55Z
For Database
2024-09-23 17:37:55
For HTTP1.1
Mon, 23 Sep 2024 17:37:55 GMT