INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e81dc8438626e2c57cf4d9d485fa26774dcd4e842d98d41d3eda6ca7110673', 
    'E1pTDvgt1Q1vV9V95fWeABgHqKddfK6QpjBXPLsZSOM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00068

Result

int(1)