"Mon, 29 Jul 2024 18:55:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240729
Only TIME
18:55:35
General datetime
2024-07-29 18:55:35Z
For Database
2024-07-29 18:55:35
For HTTP1.1
Mon, 29 Jul 2024 18:55:35 GMT