INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5e97e398bc4bad7dd017b84d0103199a18bf1ed4b71f020376f4c059309e9ccc', 
    '++99csfz7gfAu//VM2EDaoettb/6ISSWSCpLwRVbrO8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00014

Result

int(1)