"Mon, 20 Jan 2025 14:55:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250120
Only TIME
14:55:27
General datetime
2025-01-20 14:55:27Z
For Database
2025-01-20 14:55:27
For HTTP1.1
Mon, 20 Jan 2025 14:55:27 GMT