INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f15b2a0ce5a815d61b881be24a0bfa47a42340edcaab32790974a5f08178977f', 
    'xk6RJzctmY02REDa87x8l22OT6UIFzuWNf+Osp18cI8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)