"Sat, 20 Jul 2024 02:23:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
02:23:01
General datetime
2024-07-20 02:23:01Z
For Database
2024-07-20 02:23:01
For HTTP1.1
Sat, 20 Jul 2024 02:23:01 GMT