INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15a105a17553808e647c84759dcdf85d3839c000328cad68e06a076c8763bc91', 
    'sitNMqToY7LKMeDHerOTtSsygxWxEfYk4UzDvfdTV7E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)