INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21439360ec940f5147fbc8f7aae028bd5619a18f1b3cac8a77cfb14147dbd0ed', 
    '7c8y5b9pnLJdVImr/7PPiI4ti+ENZ2OgxOgLr7T9tks=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)