"Sat, 13 Jul 2024 03:21:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240713
Only TIME
03:21:56
General datetime
2024-07-13 03:21:56Z
For Database
2024-07-13 03:21:56
For HTTP1.1
Sat, 13 Jul 2024 03:21:56 GMT