INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7516877ff1716523c7a76b41cac27e3694773653c171d62c2748a146b1d3bc9d', 
    'npBuQUPlpb8b5vAptMwvnHNIzXmqX2MdKBC7jt0PRkY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)