INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6dd950d11888840c4f36c63815359350dc22888ebcea364003fa55f04ed1af96', 
    '6H9GLhCSM7GfjMiZcVRFHwFmJLWGCElikgC1OxBwikY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00066

Result

int(1)