"Sat, 04 Jan 2025 14:42:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250104
Only TIME
14:42:52
General datetime
2025-01-04 14:42:52Z
For Database
2025-01-04 14:42:52
For HTTP1.1
Sat, 04 Jan 2025 14:42:52 GMT