INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '88cb434cbd0cd8b37ace3154a2d06f46239a8e5fc1c712beb356d4c892f93fef', 
    'QR40YXMdingw9d+x5pBju18qZrPH0s/SIp+e15UXVow=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)