INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21573adf1c7f288f928c0252a8fba0e960ffb3428104133768f6c6bccb0cf565', 
    '4a9gfE+fMooHE5AtPTFcFwaGPh3YT9qCH+lQTw1ooFc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)