INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b992919e3d1927ed3fd4167ff608343f0d9abbecd75eef182fa14b00b60679f', 
    'elourMSR3XY1LjAglnVWCl1buufkRMP6CcwNRH6mbfo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)