"Sat, 04 Jan 2025 10:55:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250104
Only TIME
10:55:03
General datetime
2025-01-04 10:55:03Z
For Database
2025-01-04 10:55:03
For HTTP1.1
Sat, 04 Jan 2025 10:55:03 GMT