"Tue, 04 Jun 2024 15:25:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240604
Only TIME
15:25:03
General datetime
2024-06-04 15:25:03Z
For Database
2024-06-04 15:25:03
For HTTP1.1
Tue, 04 Jun 2024 15:25:03 GMT