INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a51a300d25a32f271efe919c359bcb661e8d3fcbf6b9b557623d5e29a2c6af0', 
    'yxCaIFpirPna9yNtYrXmjl3c00Tqu5sXtzPiIGx3yD0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)