"Fri, 28 Jun 2024 16:35:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
16:35:39
General datetime
2024-06-28 16:35:39Z
For Database
2024-06-28 16:35:39
For HTTP1.1
Fri, 28 Jun 2024 16:35:39 GMT