"Mon, 11 Mar 2024 06:23:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240311
Only TIME
06:23:40
General datetime
2024-03-11 06:23:40Z
For Database
2024-03-11 06:23:40
For HTTP1.1
Mon, 11 Mar 2024 06:23:40 GMT