INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5116299438e99d20c26e5578914646a0e5dabf00a4e5317d42908d878c62f3df', 
    '9cJltdZ+0q29kvSPzp1961TfKyuD6ZSrpoky81Pf+ys=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)