"Fri, 21 Jun 2024 07:05:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
07:05:39
General datetime
2024-06-21 07:05:39Z
For Database
2024-06-21 07:05:39
For HTTP1.1
Fri, 21 Jun 2024 07:05:39 GMT