INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '52a9a1b389e7b306e4974dd3e21bd5e7206049542cd15f677074423b8e9dfbcd', 
    'OEozG2QxqRJdBoPOstVZ9nWvPmHr4fCy8F+0fPOEKsk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)