INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '639716e35a787f4086f4de8d23c629d9429a12f21f8ceb53914e637d9786454b', 
    'nOwVEqmzqIPoBjMZCy50aghJyWvB1M1SjqbNHnufSvE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)