"Fri, 28 Jun 2024 18:38:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
18:38:36
General datetime
2024-06-28 18:38:36Z
For Database
2024-06-28 18:38:36
For HTTP1.1
Fri, 28 Jun 2024 18:38:36 GMT