INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81fd678923c9a549757d022e0a2e86129f971bee5cbc0abd1cac9414d784dfc0', 
    'tdT8ljIK8iwGdLfsznYOC8a6NRRiFQckDLgqNmrClBI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)