"Sat, 20 Jul 2024 23:29:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
23:29:08
General datetime
2024-07-20 23:29:08Z
For Database
2024-07-20 23:29:08
For HTTP1.1
Sat, 20 Jul 2024 23:29:08 GMT