"Tue, 18 Jun 2024 22:18:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
22:18:13
General datetime
2024-06-18 22:18:13Z
For Database
2024-06-18 22:18:13
For HTTP1.1
Tue, 18 Jun 2024 22:18:13 GMT