"Mon, 29 Jul 2024 17:56:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240729
Only TIME
17:56:56
General datetime
2024-07-29 17:56:56Z
For Database
2024-07-29 17:56:56
For HTTP1.1
Mon, 29 Jul 2024 17:56:56 GMT