INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15f40ceb21f934f6fa3b83177a014ec5cf58f3f22b2b52280f7944f5c1fd1b0d', 
    '3TBuc87EO3fNkTBnVxmrlMHfwXDJPcZKlXw58HMmHKg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)