INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '303363143087d6be560758da81acf7c754bc4cc7c9d79a79ad7f43690bb7488c', 
    'exQbNhrlOVKH8hcIS2pe2R1mYZFBrj8CEspXnRpc4aE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)