INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '311278a3e1c1fae83da4529126770fafd852383be4f7f81b3251e654f8af4926', 
    'uqDJqvwyNBa9FtUBYUE0kWY+awm925In77Iu2sTnN9M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)