"Thu, 20 Jun 2024 18:14:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
18:14:35
General datetime
2024-06-20 18:14:35Z
For Database
2024-06-20 18:14:35
For HTTP1.1
Thu, 20 Jun 2024 18:14:35 GMT