INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6d99f21b8a190d6385dda1f19051c339d81931d81955e67d094143c9eabb886', 
    'd3tWFrX4kcYJ+YWTcpqRUdO81vheL1Qn3cFkrDSu0+0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)