INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8a73b6ad931eeb679a6e65f4b327601648e02f1b269486c7557516483158770', 
    'kR1gQSvRAI6gxdu1a+NeHzUhfM11wyaX33bATr2TZqI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)