"Mon, 23 Sep 2024 15:35:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240923
Only TIME
15:35:56
General datetime
2024-09-23 15:35:56Z
For Database
2024-09-23 15:35:56
For HTTP1.1
Mon, 23 Sep 2024 15:35:56 GMT