"Mon, 01 Jul 2024 13:40:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240701
Only TIME
13:40:09
General datetime
2024-07-01 13:40:09Z
For Database
2024-07-01 13:40:09
For HTTP1.1
Mon, 01 Jul 2024 13:40:09 GMT