INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '280576823d7986a6f13294780693b3d93c0fb4793676ef504cede7bede426b9a', 
    'bUfZZNhvLHkGXYrtUFVLeiNezv8CAScxIq50MHx5Lng=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)