"Thu, 15 Aug 2024 11:48:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240815
Only TIME
11:48:56
General datetime
2024-08-15 11:48:56Z
For Database
2024-08-15 11:48:56
For HTTP1.1
Thu, 15 Aug 2024 11:48:56 GMT