INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a19fbcc7289137a2803ea4025409d987ef1c90c5eb62ad028d687dcbaeba249d', 
    '8TmBDo5SkEINsgvYPtTnwlNa1ix11aKQb0hLsdeJhbc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)