INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6e6f38e92b6ff2b1e30d9550736fc24e52b363030586edbb4f4e39546de2ee6', 
    'iy091klB3YxeCT2fQ1bTagV9AnpwEqNVgZTRmeItvOA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)