INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '514b6dc45c0f9dcea40d4c1fe65e7c29448998bd3914b792d4a17ca20a85d895', 
    'U6yNibqpgqotLLuj6m5VTo7uwG+KyzSblgs7T5QqvAo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)