INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '38ff89f21df276c1253bb9711d2b89ff05f2f010bd048346d0808521689761c5', 
    'PZjAw8KF2cOlXcd0cfQgDQX5JtNKb60EoXtg38StDQg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)