"Sat, 20 Jul 2024 17:11:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
17:11:35
General datetime
2024-07-20 17:11:35Z
For Database
2024-07-20 17:11:35
For HTTP1.1
Sat, 20 Jul 2024 17:11:35 GMT