"Mon, 17 Jun 2024 05:44:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240617
Only TIME
05:44:51
General datetime
2024-06-17 05:44:51Z
For Database
2024-06-17 05:44:51
For HTTP1.1
Mon, 17 Jun 2024 05:44:51 GMT