INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '343fc8423692b1336686c514a7a372c83fad4bed59c8af5f1ee9d8dceda0bfce', 
    'MhomkoBtK3lNg7JvAYYG5u0flPjx6EMJ0iGcYUuDYiE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)