INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51dd7eb2dc4d370bc8b94171fb27cc643f343dcb0fa5c90199abee120f51a22b', 
    'tUdzFMoLRkcbFVLIi2GCQaMSIm5+C7vmc2lMhI+blNE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)