INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21ffd94cfb6aef2a1cbd32e657a9b94b26a9c499b6601d669c241edc2db91ef8', 
    'rthSM8dBkrkFIehjZk68+MLpj7WOfnC5F7ADBtFs6zM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)