INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4f31374bfde30a2fb515c81ebb953f96cbbc780a12b493d1d80535cb832ff9a', 
    'DMSQrotyxjQTWseB3EER0yw+MunHzZrqydwZU6PzbUg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)