INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31883e49ce803e6bcb0e43693a755d9b7fd3645010c788905c3d0fc82d5fec71', 
    'DUR1E4/tY7dbyMZVTQv2ezUhCraW3p0XEunM03NyHgk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)