"Thu, 18 Jul 2024 18:31:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
18:31:18
General datetime
2024-07-18 18:31:18Z
For Database
2024-07-18 18:31:18
For HTTP1.1
Thu, 18 Jul 2024 18:31:18 GMT