INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'df98be421a87d1c8f3d4aa226ee871f2ea6c27bb8f42464a553a8f661d18efd5', 
    '2SPThQnDaTz/Ju7qvRutQ0uF4lFa7hqcYrTrYW9vsnc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)