INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a188d564a962a05f32e95d2a566096b7516152a8cbf91b425e3996bb3e009fe', 
    'j8tuIPDt+X3NK4CjY7nkeo4dhSQ7bUebfbfY53Qzo2I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)