INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4e021b2b4263d2000b489a5849dffdbc7f8e430c786b785383e63d8bae3ec012', 
    '/b7QbjOf2JiHSVqs6N7p9gyV6VBOVP8YpYLr4IJYp3I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)