INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16fa8446f37877a1b21af283ed6dfdad1e2853b371babe07c98246dc7db19a4d', 
    'gXC+HNjUf+hwrvZCNDbmaEo9QVr3GLGl1MC8uCm+D1Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)