"Mon, 29 Jul 2024 13:40:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240729
Only TIME
13:40:42
General datetime
2024-07-29 13:40:42Z
For Database
2024-07-29 13:40:42
For HTTP1.1
Mon, 29 Jul 2024 13:40:42 GMT