INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '481473ae0d0e3639a7b40b89551a424db184ef271b35f002dfe19f4315d6a23c', 
    'PkPwJ4LKlsA9JQzntjOIc5hLxOJD7r/q1q4ibpljt7Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)