INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21a902b06bf91717b4bdc48f24b6bd35a63b7510850e455560537e00ce25b7d7', 
    'E71/hWNFhJTwK0ahlXCR2c7OiPA2+9zw11nn17Kr2EU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)