INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39cb8a68cc8209f510c42601b9eeb3a5242323e75f3a66b34c1ef39ed79fd7b5', 
    'x8uVL56JTgY9z20o/KheHg6EFhFYhAIYDaW2RjnuNaA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)