"Mon, 01 Jul 2024 18:38:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240701
Only TIME
18:38:02
General datetime
2024-07-01 18:38:02Z
For Database
2024-07-01 18:38:02
For HTTP1.1
Mon, 01 Jul 2024 18:38:02 GMT