INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1c73c5fbcb820496e22c17d9db74495470c3c74c78a7693433e119fc5e1b070e', 
    '+E6Xx38Sz4e3UcnADYwjz8xrx6xT03ec/u1OP5V5SMg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)