"Mon, 19 Aug 2024 12:51:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
12:51:10
General datetime
2024-08-19 12:51:10Z
For Database
2024-08-19 12:51:10
For HTTP1.1
Mon, 19 Aug 2024 12:51:10 GMT