INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c0021f3f9a5422fdd877674c01958c52ab69f2200b1ef238eb3b1e02237b953', 
    '5+ypKuifnh/xi2bL69K6tXpdwv4LDYb9ULGqcNETgDA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00014

Result

int(1)