"Sun, 19 Jan 2025 23:22:22"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250119
Only TIME
23:22:22
General datetime
2025-01-19 23:22:22Z
For Database
2025-01-19 23:22:22
For HTTP1.1
Sun, 19 Jan 2025 23:22:22 GMT