INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '974632d44ac793ee69168f559b990a8053925b705a80416146cda2662b403f90', 
    'jGWOpgA+OiIYg07ApZW6vVYOI6tGMY4h8tRBuq0pfMA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)