"Sat, 20 Jul 2024 20:42:46"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240720
Only TIME
20:42:46
General datetime
2024-07-20 20:42:46Z
For Database
2024-07-20 20:42:46
For HTTP1.1
Sat, 20 Jul 2024 20:42:46 GMT