INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9df975bef15f7f2f65970d783016733984d8bcc375800c4fde53850ee935b3b4', 
    'qEgFcfOuseLtrm2wEiNmd6n/xqoplEc4QU4kNoTL1s0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)