INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f21a32411f78b33fcf0b9a61cb79004e24bba6e73bf5ea521715dc92ba2214b', 
    'SNpQjBjAdewi8MohlzY+doYHLY89iEEb8sN0zKTW0ZU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)