"Sat, 20 Jul 2024 14:42:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
14:42:05
General datetime
2024-07-20 14:42:05Z
For Database
2024-07-20 14:42:05
For HTTP1.1
Sat, 20 Jul 2024 14:42:05 GMT