INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b8611c3f6cdfb390d8911504023511b2d0a14618cd7f0d0ead6540d735f7bbd', 
    'M52sTIDJW+IR1PXv6ICkI7CMqKnF3lO6j1J3I0JK6WA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)