INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3b9f2b02e2b698f51845af03828464502651a1da47488bc4eb490c9dbf4a0e9', 
    'SKMpBFN7wWYdvhiMtPl4W1FY5W2joZALD18tHx1fBYo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)