INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '742fca47a0c4a9ff59decdfafca9949a49a12c56a793d64b95428141da89b276', 
    'c6LnQm5aPv8HcIPF2xDb5eIK8Mp6+cK4eFSmxq+Skkw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)