INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ca9c8c8f20398873368e9d5911ca2397e1d0b18e615026c10e4d38e2539beb7d', 
    '0Bnemhj3+zWXv3YZQqyx708mI6FkdM38e5DBee28luQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)