"Mon, 29 Jul 2024 15:30:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240729
Only TIME
15:30:01
General datetime
2024-07-29 15:30:01Z
For Database
2024-07-29 15:30:01
For HTTP1.1
Mon, 29 Jul 2024 15:30:01 GMT