INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50025067adfcc24d2b7315133a826ece3b8aece3b64f02e2903fdc8a7bd98277', 
    'lA3SKh+0j3L2NnoPGHUfhZ0RtxQvZ7BhXlK9l/a7HiM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)