INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6508be7b019c1a3a398bb4bfad5fc8632fd1c270478f8a4994134c625c5c4d03', 
    'n6A6cc2x4JQdr0YNZ1gUycp74KdgjX7ZZac6WKGN1fM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)