INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5803a3848a517c4855473fc49e5f2933a3d1edd3da1154edbac257da26420575', 
    'kjOijvj6QO6FvUmtUDtAyDeSUOfWefyPG2jIU18LxIk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)