"Mon, 12 Aug 2024 15:30:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
15:30:37
General datetime
2024-08-12 15:30:37Z
For Database
2024-08-12 15:30:37
For HTTP1.1
Mon, 12 Aug 2024 15:30:37 GMT