"Sat, 27 Jul 2024 21:25:28"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
21:25:28
General datetime
2024-07-27 21:25:28Z
For Database
2024-07-27 21:25:28
For HTTP1.1
Sat, 27 Jul 2024 21:25:28 GMT