"Mon, 29 Jul 2024 19:49:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240729
Only TIME
19:49:40
General datetime
2024-07-29 19:49:40Z
For Database
2024-07-29 19:49:40
For HTTP1.1
Mon, 29 Jul 2024 19:49:40 GMT