INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7d9b6b428a2d9801f9529a3da0a1757f1a2f93328dcd1d9e7f8903d297383e36', 
    '5A7zBIPR40Fbjb9u7okftUOY8sFmihtE/UzD1HkZ2uY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)