"Mon, 29 Jul 2024 20:57:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240729
Only TIME
20:57:03
General datetime
2024-07-29 20:57:03Z
For Database
2024-07-29 20:57:03
For HTTP1.1
Mon, 29 Jul 2024 20:57:03 GMT