"Mon, 19 Aug 2024 14:44:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240819
Only TIME
14:44:35
General datetime
2024-08-19 14:44:35Z
For Database
2024-08-19 14:44:35
For HTTP1.1
Mon, 19 Aug 2024 14:44:35 GMT