INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8b98f1a0b6af8e80c3ca442ace2418b344065be863f44fecfb363f22f1702af', 
    'IDNjw3c2HntwrQeXhTZBLkpuRkv3ODwPG93rVXvAlRQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)