"Sat, 20 Jul 2024 20:56:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
20:56:17
General datetime
2024-07-20 20:56:17Z
For Database
2024-07-20 20:56:17
For HTTP1.1
Sat, 20 Jul 2024 20:56:17 GMT