INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ead08016a35d8b49f106497e915f59d53617d939ed3eca8286a14b0abe9d87b', 
    'kDdEK9YKpTecF3U0QwBdCJKe3NKgK8QVeFcCN3BQOLU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)