INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '552307d6ebd48d50edf5df2185e5216952f15960a929fa6b31c65349ace9cefd', 
    'oT9+++T6QphXraAGLeh7th9y+SHgpHtkyeqk+vjN1U8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)