"Mon, 12 Aug 2024 10:38:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
10:38:03
General datetime
2024-08-12 10:38:03Z
For Database
2024-08-12 10:38:03
For HTTP1.1
Mon, 12 Aug 2024 10:38:03 GMT