INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a0503df5f15fb547846a78720947b2f40e88f6473a6605d2cc00572964da4217', 
    'U0DVqwXrs9BgSsnjuZtnutM6irMLMy93hYnTFSUYu8I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)