"Fri, 28 Jun 2024 20:38:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
20:38:18
General datetime
2024-06-28 20:38:18Z
For Database
2024-06-28 20:38:18
For HTTP1.1
Fri, 28 Jun 2024 20:38:18 GMT