"Sat, 20 Jul 2024 22:33:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
22:33:18
General datetime
2024-07-20 22:33:18Z
For Database
2024-07-20 22:33:18
For HTTP1.1
Sat, 20 Jul 2024 22:33:18 GMT