"Mon, 01 Jul 2024 23:44:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240701
Only TIME
23:44:40
General datetime
2024-07-01 23:44:40Z
For Database
2024-07-01 23:44:40
For HTTP1.1
Mon, 01 Jul 2024 23:44:40 GMT