INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b021cfec2420efaa2ace619e1d0b50c3ab78365d2dd337506dbc7b101bd9197', 
    'MaZhM6TrgAzB19lY+JyLMiGvpcLgGQWAJcEWb3w9kig=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)