"Thu, 19 Sep 2024 18:14:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240919
Only TIME
18:14:20
General datetime
2024-09-19 18:14:20Z
For Database
2024-09-19 18:14:20
For HTTP1.1
Thu, 19 Sep 2024 18:14:20 GMT