INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c4f53ff3cface5e0f86b6b267544a80ec6da98cc2d4ec50c7b02b22240c7c438', 
    'U0Q0vsKWzYWKNEn9/p3/WdV9fh/mwHXwtwjJOVNsQ7s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)