INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '839b4fbb2873888f20968722c984c04c4604c3119e41b571dc25a28f389900d5', 
    'O14NXbVr855yNarW45MNexE7B1NnlIzqd7eOmZ16ha0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)