INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b8c9274ede6b19f3f71953b1bc64834f9c2a72e3f2737ce1dbd912109a45464', 
    'lr0+toqJ8H5vOXkNWbE69QVA17OyPhnDyNq0WheZrjo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)