INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a51483436675f341877ec39b0616f02963cd31561778b7af7526efddf2e7dbe0', 
    'zpyf8kh1PoVL7hMSTVxsjVMCguyQQTZ+Rxi+Nks47cc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)