"Tue, 18 Jun 2024 19:19:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240618
Only TIME
19:19:39
General datetime
2024-06-18 19:19:39Z
For Database
2024-06-18 19:19:39
For HTTP1.1
Tue, 18 Jun 2024 19:19:39 GMT