"Mon, 03 Feb 2025 05:23:33"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250203
Only TIME
05:23:33
General datetime
2025-02-03 05:23:33Z
For Database
2025-02-03 05:23:33
For HTTP1.1
Mon, 03 Feb 2025 05:23:33 GMT