"Mon, 16 Sep 2024 13:37:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
13:37:56
General datetime
2024-09-16 13:37:56Z
For Database
2024-09-16 13:37:56
For HTTP1.1
Mon, 16 Sep 2024 13:37:56 GMT