INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b9781598ccac8d98f00ca05d535fbb23a888068bb7c2c241fb96eb9576d9d543', 
    'Q0srwcvCyj6LiFYlWgUhC53L6Xm+ZtWCmIxevDZ8E8U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)