INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56f48ec78be8bda1f6f8ef18c4a8046ef0d673d8b9ffd4b72216dcc0756678e3', 
    'U6vnGBcqMDCtj6IEYrODvx30Q1oYJlBrplgTfFQN2ys=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)