INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd6866f6cdf2fa70dbbd48cd678062364018724c02e713a3af2468efe4dc66ba5', 
    'PKNzoa+2Q5iY+iOpWJhqj39wawxbOXljLOxjGOWRnMI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)