"Mon, 19 Aug 2024 12:13:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
12:13:51
General datetime
2024-08-19 12:13:51Z
For Database
2024-08-19 12:13:51
For HTTP1.1
Mon, 19 Aug 2024 12:13:51 GMT