"Mon, 19 Aug 2024 15:30:24"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
15:30:24
General datetime
2024-08-19 15:30:24Z
For Database
2024-08-19 15:30:24
For HTTP1.1
Mon, 19 Aug 2024 15:30:24 GMT