"Mon, 12 Aug 2024 15:59:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240812
Only TIME
15:59:23
General datetime
2024-08-12 15:59:23Z
For Database
2024-08-12 15:59:23
For HTTP1.1
Mon, 12 Aug 2024 15:59:23 GMT