INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c6dd606d72c46283e77ef611628c5c9b991bb941a6918f1be7105c033df5e219', 
    'KVLo1cwf9DMwyyf17buJYnbUumKhVw0eQWl3K4zenBs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)