INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e6dc0e0112e854364f7264f5dab6cfe71500503185afaed41a15f51c446405a2', 
    'u9YbiS29Qj4PqUB+Fzaw4Xl69OB9U/Qqao0VELoWM2w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)