INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8c5520f131c63e826156d55c463b554edb4f443a0535d3a8c0f5f9240ec2231', 
    'U4uOQfHM67NdpDq7sdmtzqD0QRHSr6dLB/manyfpYiA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)