"Sat, 27 Jul 2024 16:05:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240727
Only TIME
16:05:05
General datetime
2024-07-27 16:05:05Z
For Database
2024-07-27 16:05:05
For HTTP1.1
Sat, 27 Jul 2024 16:05:05 GMT