"Thu, 27 Jun 2024 15:14:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240627
Only TIME
15:14:16
General datetime
2024-06-27 15:14:16Z
For Database
2024-06-27 15:14:16
For HTTP1.1
Thu, 27 Jun 2024 15:14:16 GMT