INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c6e37b4d3ec08c89d3d74633af532ac232b7e145db726484f9aa6c74cabb03d', 
    'riJrKla4fzrzDq4HqqFAsOXUV1Q//itmE9C8hzjGttc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)