INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e2efe68b2771623aac1040e5d5e89b699f098eb38d965289519dcc5c7cba2dc', 
    'EmOJbV8jTWgGZce0SQ3nswukRhFGEz8Okle575xPezE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)