"Wed, 12 Jun 2024 18:38:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240612
Only TIME
18:38:31
General datetime
2024-06-12 18:38:31Z
For Database
2024-06-12 18:38:31
For HTTP1.1
Wed, 12 Jun 2024 18:38:31 GMT