INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b9cddb82790fbc34c65990e0d98fff7824ee387881cbe6033e3393fd455c09d9', 
    'V6CDi0N6C6cEer/a2et300LN9OwtY2jlfTjLGb2XFmQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)