"Mon, 19 Aug 2024 13:31:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
13:31:32
General datetime
2024-08-19 13:31:32Z
For Database
2024-08-19 13:31:32
For HTTP1.1
Mon, 19 Aug 2024 13:31:32 GMT